HEADQUARTERS AND HEADQUARTERS COMPANYFIRST ARMY

Organized 10 August 1918 in the Regular Army in France as Headquarters and Headquarters Troop, First Army

(Headquarters Troop reorganized and redesignated in September 1918 as Troop A, Headquarters Battalion, First Army; redesignated 1 March 1919 as Headquarters Troop, First Army)

Headquarters and Headquarters Troop, First Army, demobilized 20 April 1919 in France

Reconstituted 27 June 1944 in the Regular Army as Headquarters and Headquarters Company, First Army; concurrently consolidated with Headquarters and Headquarters Company, First Army (active)(see ANNEX), and consolidated unit designated as Headquarters and Headquarters Company, First Army

Redesignated 1 January 1957 as Headquarters and Headquarters Company, First United States Army

(Headquarters Company inactivated 5 June 1970 at Fort George G. Meade, Maryland)

Reorganized and redesignated 3 October 2006 as Headquarters and Headquarters Company, First Army (Headquarters Company remained inactive)
ANNEX

Constituted 15 August 1927 in the Regular Army as Headquarters and Headquarters Company, Seventh Army

Redesignated 13 October 1927 as Headquarters and Headquarters Company, First Army

Headquarters activated 1 October 1933 at Governors Island, New York; Headquarters Company activated 18 November 1940 at Governors Island, New York